ES2769032T3 - Aparato y procedimiento de codificación o decodificación de una señal multicanal - Google Patents
Aparato y procedimiento de codificación o decodificación de una señal multicanal Download PDFInfo
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- ES2769032T3 ES2769032T3 ES16709344T ES16709344T ES2769032T3 ES 2769032 T3 ES2769032 T3 ES 2769032T3 ES 16709344 T ES16709344 T ES 16709344T ES 16709344 T ES16709344 T ES 16709344T ES 2769032 T3 ES2769032 T3 ES 2769032T3
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- 238000000034 method Methods 0.000 title claims abstract description 60
- 238000012545 processing Methods 0.000 claims abstract description 96
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Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Multimedia (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Mathematical Physics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Error Detection And Correction (AREA)
- Stereophonic System (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP15158234 | 2015-03-09 | ||
| EP15172492.9A EP3067885A1 (en) | 2015-03-09 | 2015-06-17 | Apparatus and method for encoding or decoding a multi-channel signal |
| PCT/EP2016/054900 WO2016142375A1 (en) | 2015-03-09 | 2016-03-08 | Apparatus and method for encoding or decoding a multi-channel signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2769032T3 true ES2769032T3 (es) | 2020-06-24 |
Family
ID=52692421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES16709344T Active ES2769032T3 (es) | 2015-03-09 | 2016-03-08 | Aparato y procedimiento de codificación o decodificación de una señal multicanal |
Country Status (17)
| Country | Link |
|---|---|
| US (4) | US10388289B2 (ja) |
| EP (3) | EP3067885A1 (ja) |
| JP (3) | JP6600004B2 (ja) |
| KR (1) | KR102109159B1 (ja) |
| CN (2) | CN107592937B (ja) |
| AR (1) | AR103873A1 (ja) |
| AU (1) | AU2016231238B2 (ja) |
| BR (6) | BR122023021787A2 (ja) |
| CA (1) | CA2978818C (ja) |
| ES (1) | ES2769032T3 (ja) |
| MX (1) | MX364419B (ja) |
| PL (1) | PL3268959T3 (ja) |
| PT (1) | PT3268959T (ja) |
| RU (1) | RU2711055C2 (ja) |
| SG (1) | SG11201707180SA (ja) |
| TW (1) | TWI584271B (ja) |
| WO (1) | WO2016142375A1 (ja) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3067885A1 (en) | 2015-03-09 | 2016-09-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding or decoding a multi-channel signal |
| CN106710600B (zh) * | 2016-12-16 | 2020-02-04 | 广州广晟数码技术有限公司 | 多声道音频信号的去相关编码方法和装置 |
| US10650834B2 (en) | 2018-01-10 | 2020-05-12 | Savitech Corp. | Audio processing method and non-transitory computer readable medium |
| JP6888172B2 (ja) | 2018-01-18 | 2021-06-16 | ドルビー ラボラトリーズ ライセンシング コーポレイション | 音場表現信号を符号化する方法及びデバイス |
| EP4336497A3 (en) * | 2018-07-04 | 2024-03-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Multisignal encoder, multisignal decoder, and related methods using signal whitening or signal post processing |
| US10547927B1 (en) * | 2018-07-27 | 2020-01-28 | Mimi Hearing Technologies GmbH | Systems and methods for processing an audio signal for replay on stereo and multi-channel audio devices |
| US11361776B2 (en) | 2019-06-24 | 2022-06-14 | Qualcomm Incorporated | Coding scaled spatial components |
| US11538489B2 (en) * | 2019-06-24 | 2022-12-27 | Qualcomm Incorporated | Correlating scene-based audio data for psychoacoustic audio coding |
| CN112233682A (zh) * | 2019-06-29 | 2021-01-15 | 华为技术有限公司 | 一种立体声编码方法、立体声解码方法和装置 |
| CN112151045A (zh) * | 2019-06-29 | 2020-12-29 | 华为技术有限公司 | 一种立体声编码方法、立体声解码方法和装置 |
| EP4243015A4 (en) * | 2021-01-27 | 2024-04-17 | Samsung Electronics Co Ltd | AUDIO PROCESSING APPARATUS AND METHOD |
| CN115410584A (zh) * | 2021-05-28 | 2022-11-29 | 华为技术有限公司 | 多声道音频信号的编码方法和装置 |
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| US5956674A (en) * | 1995-12-01 | 1999-09-21 | Digital Theater Systems, Inc. | Multi-channel predictive subband audio coder using psychoacoustic adaptive bit allocation in frequency, time and over the multiple channels |
| SE519981C2 (sv) * | 2000-09-15 | 2003-05-06 | Ericsson Telefon Ab L M | Kodning och avkodning av signaler från flera kanaler |
| US7502743B2 (en) * | 2002-09-04 | 2009-03-10 | Microsoft Corporation | Multi-channel audio encoding and decoding with multi-channel transform selection |
| JP4369140B2 (ja) * | 2003-02-17 | 2009-11-18 | パナソニック株式会社 | オーディオ高能率符号化装置、オーディオ高能率符号化方法、オーディオ高能率符号化プログラム及びその記録媒体 |
| US7447317B2 (en) * | 2003-10-02 | 2008-11-04 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V | Compatible multi-channel coding/decoding by weighting the downmix channel |
| DE102004009628A1 (de) * | 2004-02-27 | 2005-10-06 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Beschreiben einer Audio-CD und Audio-CD |
| US7742912B2 (en) * | 2004-06-21 | 2010-06-22 | Koninklijke Philips Electronics N.V. | Method and apparatus to encode and decode multi-channel audio signals |
| DE102004042819A1 (de) | 2004-09-03 | 2006-03-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen eines codierten Multikanalsignals und Vorrichtung und Verfahren zum Decodieren eines codierten Multikanalsignals |
| DE102004043521A1 (de) * | 2004-09-08 | 2006-03-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen eines Multikanalsignals oder eines Parameterdatensatzes |
| KR100682904B1 (ko) * | 2004-12-01 | 2007-02-15 | 삼성전자주식회사 | 공간 정보를 이용한 다채널 오디오 신호 처리 장치 및 방법 |
| US7573912B2 (en) * | 2005-02-22 | 2009-08-11 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschunng E.V. | Near-transparent or transparent multi-channel encoder/decoder scheme |
| WO2006091139A1 (en) * | 2005-02-23 | 2006-08-31 | Telefonaktiebolaget Lm Ericsson (Publ) | Adaptive bit allocation for multi-channel audio encoding |
| DE102005010057A1 (de) * | 2005-03-04 | 2006-09-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen eines codierten Stereo-Signals eines Audiostücks oder Audiodatenstroms |
| EP1866911B1 (en) * | 2005-03-30 | 2010-06-09 | Koninklijke Philips Electronics N.V. | Scalable multi-channel audio coding |
| US7983922B2 (en) * | 2005-04-15 | 2011-07-19 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for generating multi-channel synthesizer control signal and apparatus and method for multi-channel synthesizing |
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| JP2006323314A (ja) * | 2005-05-20 | 2006-11-30 | Matsushita Electric Ind Co Ltd | マルチチャネル音声信号をバイノーラルキュー符号化する装置 |
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| FR2898725A1 (fr) | 2006-03-15 | 2007-09-21 | France Telecom | Dispositif et procede de codage gradue d'un signal audio multi-canal selon une analyse en composante principale |
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| SG11201507066PA (en) * | 2013-03-05 | 2015-10-29 | Fraunhofer Ges Forschung | Apparatus and method for multichannel direct-ambient decomposition for audio signal processing |
| EP2989631A4 (en) * | 2013-04-26 | 2016-12-21 | Nokia Technologies Oy | AUDIO SIGNAL ENCODER |
| JP2015011076A (ja) * | 2013-06-26 | 2015-01-19 | 日本放送協会 | 音響信号符号化装置、音響信号符号化方法、および音響信号復号化装置 |
| EP2830333A1 (en) * | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Multi-channel decorrelator, multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a premix of decorrelator input signals |
| TWI713018B (zh) * | 2013-09-12 | 2020-12-11 | 瑞典商杜比國際公司 | 多聲道音訊系統中之解碼方法、解碼裝置、包含用於執行解碼方法的指令之非暫態電腦可讀取的媒體之電腦程式產品、包含解碼裝置的音訊系統 |
| CN110992964B (zh) * | 2014-07-01 | 2023-10-13 | 韩国电子通信研究院 | 处理多信道音频信号的方法和装置 |
| EP3067885A1 (en) * | 2015-03-09 | 2016-09-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding or decoding a multi-channel signal |
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2015
- 2015-06-17 EP EP15172492.9A patent/EP3067885A1/en not_active Withdrawn
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2016
- 2016-02-24 TW TW105105526A patent/TWI584271B/zh active
- 2016-03-07 AR ARP160100598A patent/AR103873A1/es active IP Right Grant
- 2016-03-08 SG SG11201707180SA patent/SG11201707180SA/en unknown
- 2016-03-08 BR BR122023021787-0A patent/BR122023021787A2/pt active Search and Examination
- 2016-03-08 WO PCT/EP2016/054900 patent/WO2016142375A1/en active Application Filing
- 2016-03-08 EP EP16709344.2A patent/EP3268959B1/en active Active
- 2016-03-08 PT PT167093442T patent/PT3268959T/pt unknown
- 2016-03-08 MX MX2017011495A patent/MX364419B/es active IP Right Grant
- 2016-03-08 AU AU2016231238A patent/AU2016231238B2/en active Active
- 2016-03-08 CA CA2978818A patent/CA2978818C/en active Active
- 2016-03-08 CN CN201680026823.9A patent/CN107592937B/zh active Active
- 2016-03-08 BR BR122023021774-8A patent/BR122023021774A2/pt active Search and Examination
- 2016-03-08 EP EP19157636.2A patent/EP3506259A1/en active Pending
- 2016-03-08 RU RU2017134964A patent/RU2711055C2/ru active
- 2016-03-08 BR BR112017019187-3A patent/BR112017019187A2/pt active Search and Examination
- 2016-03-08 KR KR1020177028549A patent/KR102109159B1/ko active IP Right Grant
- 2016-03-08 CN CN202011242898.5A patent/CN112233684B/zh active Active
- 2016-03-08 BR BR122023021854-0A patent/BR122023021854A2/pt active Search and Examination
- 2016-03-08 BR BR122023021855-8A patent/BR122023021855A2/pt active Search and Examination
- 2016-03-08 JP JP2017548015A patent/JP6600004B2/ja active Active
- 2016-03-08 PL PL16709344T patent/PL3268959T3/pl unknown
- 2016-03-08 ES ES16709344T patent/ES2769032T3/es active Active
- 2016-03-08 BR BR122023021817-5A patent/BR122023021817A2/pt active Search and Examination
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2017
- 2017-09-06 US US15/696,861 patent/US10388289B2/en active Active
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2019
- 2019-05-15 US US16/413,299 patent/US10762909B2/en active Active
- 2019-10-03 JP JP2019182675A patent/JP7208126B2/ja active Active
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2020
- 2020-08-17 US US16/995,537 patent/US11508384B2/en active Active
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2022
- 2022-10-18 US US17/968,583 patent/US11955131B2/en active Active
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2023
- 2023-01-05 JP JP2023000472A patent/JP2023052219A/ja active Pending
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